Danfoss AK-CC 250 (115V Installation guide

Brand: Danfoss

Model: AK-CC 250 (115V

Type: Installation guide

RI8MF153 08-2010

INSTRUCTIONS

AK-CC 250 - 115 V

Data communication MOD-BUS:

Type: Pt 1000 (1000 Ω /0°C ) /

Ptc 1000 (1000 Ω /25°C ) /

NTC-M2020 (5000 Ω / 25°C)

( o06)

Koordineret afrimning

Coordinated defrost

amb

= 0 - +55°C, -32 - +131°F

115 V a.c. 50/60 Hz

2.5 VA

CE (250 V a.c.) UL *** (240 V a.c.)

DO1. Refrigeration * 10 (6) A

10 A Resistive

5FLA, 30LRA

DO2. Defrost * 10 (6) A

10 A Resistive

5FLA, 30LRA

DO3. Fan or

refrigeration 2 *

6 (3) A

6 A Resistive

3FLA, 18LRA

131 VA Pilot duty

DO4. Alarm, light, rail heat

or hotgas defrost *

4 (1) A

Min. 100 mA**

4 A Resistive

131 VA Pilot duty

* DO1 and DO2 are 16 A relays. DO3 and DO4 are 8 A relays. Max. load must be kept.

** Gold plating ensures make function with small contact loads

*** UL-approval based on 30000 couplings

10 V < U < 256 V

Function

2 Instructions RI8MF153 © Danfoss 08/2010 AK-CC 250 - 115 V

o61 — Elforbindelser - Electrical connections - Elektrische Verbindungen

*) DI1, DI2: AU: Guld, Gold, Or, Oro l = max. 15 m

! ! !

3 4

5 6

7 8

9 10

*)*)

*) *)

AK-CC 250 - 115 V Instructions RI8MF153 © Danfoss 08/2010 3

Setting:

1 Open parameter r12 and stop the regulation

2 Select electric connection based on the draw-

ings on page 2

3 Open parameter o61 and set the electric con-

nection number in it

4 Now select one of the preset settings from the

table on the right-hand side

5 Open parameter o62 and set the number for

the array of presettings

6 Open parameter r12 and start the regulation

7 Go through the survey of factory settings.

Make any necessary changes in the respective

parameters.

8 For network.

a. Set the address in o03

b. Start scan function in the system unit.

Auxiliary table for settings

(quick-setup)

Case Room

Defrost

stop on

time

Defrost stop

on S5

Defrost

stop on

time

Defrost stop

on S5

Preset settings (o62) 1 2 3 4 5 6

Temperature (SP)

4°C 2°C -24°C 6°C 3°C -22°C

Max. temp. setting (r02)

6°C 4°C -22°C 8°C 5°C -20°C

Min. temp. setting (r03)

2°C 0°C -26°C 4°C 1°C -24°C

Sensor signal for thermostat. S4% (r15)

100% 0%

Alarm limit high (A13)

10°C 8°C -15°C 10°C 8°C -15°C

Alarm limit low (A14)

-5°C -5°C -30°C 0°C 0°C -30°C

Sensor signal for alarm funct.S4% (A36)

100% 0%

Interval between defrost (d03)

6 h 6h 12h 8h 8h 12h

Defrost sensor: 0=time, 1=S5, 2=S4 (d10)

0 1 1 0 1 1

DI1 conﬁg. (o02)

Case cleaning =10 Door function =3

Sensor signal for display view S4% (017)

100% 0%

Array 1-6: The settings in the grey ﬁelds will be changed

English

Parameters EL-diagram number (page 2)

Min.-

value

Max.-

value

Factory

setting

Actual

setting

Function Codes 1 2 3 4 5 6 7 8 9 10

Normal operation

Temperature (set point) --- -50.0°C 50.0°C 2.0°C

Thermostat

Diﬀerential *** r01 0.0 K 20.0K 2.0 K

Max. limitation of setpoint setting *** r02 -49.0°C 50°C 50.0°C

Min. limitation of setpoint setting *** r03 -50.0°C 49.0°C -50.0°C

Adjustment of temperature indication r04 -20.0 K 20.0 K 0.0 K

Temperature unit (°C/°F) r05 °C °F °C

Correction of the signal from S4 r09 -10.0 K +10.0 K 0.0 K

Correction of the signal from S3 r10 -10.0 K +10.0 K 0.0 K

Manual service, stop regulation, start regulation (-1, 0, 1) r12 -1 1 0

Displacement of reference during night operation r13 -10.0 K 10.0 K 0.0 K

Deﬁnition and weighting, if applicable, of thermostat sensors -

S4% (100%=S4, 0%=S3)

r15 0% 100% 100%

The heating function is started a number of degrees below the

thermostats cutout temperature

r36 -15.0 K -3.0 K -15.0 K

Activation of reference displacement r40 r39 OFF ON OFF

Value of reference displacement (activate via r39 or DI) r40 -50.0 K 50.0 K 0.0 K

Alarm

Delay for temperature alarm A03 0 min 240 min 30 min

Delay for door alarm *** A04 0 min 240 min 60 min

Delay for temperature alarm after defrost A12 0 min 240 min 90 min

High alarm limit *** A13 -50.0°C 50.0°C 8.0°C

Low alarm limit *** A14 -50.0°C 50.0°C -30.0°C

Alarm delay DI1 A27 0 min 240 min 30 min

Alarm delay DI2 A28 0 min 240 min 30 min

Signal for alarm thermostat. S4% (100%=S4, 0%=S3) A36 0% 100% 100%

Compressor

Min. ON-time c01 0 min 30 min 0 min

Min. OFF-time c02 0 min 30 min 0 min

Time delay for cutin of comp.2 c05 0 sec 999 sec 0 sec

Compressor relay 1 must cutin and out inversely

(NC-function)

c30 0

OFF

Defrost

Defrost method (none/EL/GAS/BRINE) d01 no bri EL

Defrost stop temperature d02 0.0°C 25.0°C 6.0°C

Interval between defrost starts d03 0 hours 48 hours 8 hours

Max. defrost duration d04 0 min 180 min 45 min

Displacement of time on cutin of defrost at start-up d05 0 min 240 min 0 min

Drip oﬀ time d06 0 min 60 min 0 min

Delay for fan start after defrost d07 0 min 60 min 0 min

Fan start temperature d08 -15.0°C 0.0°C -5.0°C

Fan cutin during defrost

0: Stopped

1: Running

2: Running during pump down and defrost

d09 0 2 1

Defrost sensor (0=time, 1=S5, 2=S4) d10 0 2 0

Pump down delay d16 0 min 60 min 0 min

Drain delay d17 0 min 60 min 0 min

Max. aggregate refrigeration time between two defrosts d18 0 hours 48 hours 0 hours

Defrost on demand - S5 temperature’s permitted variation dur-

ing frost build-up. On central plant choose 20 K (=oﬀ)

d19 0.0 K 20.0 k 20.0 K

Delay of hot gas injection d23 0 min 60 min 0 min

Fan

Fan stop at cutout compressor F01 no yes no

Delay of fan stop F02 0 min 30 min 0 min

Fan stop temperature (S5) F04 -50.0°C 50.0°C 50.0°C

4 Instructions RI8MF153 © Danfoss 08/2010 AK-CC 250 - 115 V

*) Can only be set when regulation is stopped (r12=0)

**) Can be controlled manually, but only when r12=-1

***) With access code 2 the access to these menus will be limited

SW = 2.2x

Factory settings are indicated for standard units. Other code numbers have custom-

ized settings.

1 2 3 4 5 6 7 8 9 10

HACCP

Actual temperature measurement for the HACCP function h01

Last registered peak temperature h10

Selection of function and sensor for the HACCP function. 0 = no

HACCP function. 1 = S4 used (maybe also S3). 2 = S5 used

h11 0 2 0

Alarm limit for the HACCP function h12 -50.0°C 50.0°C 8.0°C

Time delay for the HACCP alarm h13 0 min. 240 min. 30 min.

Select signal for the HACCP function. S4% (100% = S4, 0% = S3) h14 0% 100% 100%

Real time clock

Six start times for defrost.

Setting of hours.

0=OFF

t01-t06 0 hours 23 hours 0 hours

Six start times for defrost.

Setting of minutes.

0=OFF

t11-t16 0 min 59 min 0 min

Clock - Setting of hours *** t07 0 hours 23 hours 0 hours

Clock - Setting of minute *** t08 0 min 59 min 0 min

Clock - Setting of date *** t45 1 31 1

Clock - Setting of month *** t46 1 12 1

Clock - Setting of year *** t47 0 99 0

Miscellaneous

Delay of output signals after start-up o01 0 s 600 s 5 s

Input signal on DI1. Function:

0=not used. 1=status on DI1. 2=door function with alarm when

open. 3=door alarm when open. 4=defrost start (pulse-pres-

sure). 5=ext.main switch. 6=night operation 7=change refer-

ence (activate r40). 8=alarm function when closed. 9=alarm

function when open. 10=case cleaning (pulse pressure).

11=forced cooling at hot gas defrost.

o02 1 11 0

Network address o03 0 240 0

Access code 1 (all settings) o05 0 100 0

Used sensor type (Pt /PTC/NTC) o06 Pt ntc Pt

Display step = 0.5 (normal 0.1 at Pt sensor) o15 no yes no

Max hold time after coordinated defrost o16 0 min 60 min 20

Select signal for display view. S4% (100%=S4, 0%=S3) o17 0% 100% 100%

Input signal on DI2. Function:

(0=not used. 1=status on DI2. 2=door function with alarm when

open. 3=door alarm when open. 4=defrost start (pulse-pres-

sure). 5=ext. main switch 6=night operation 7=change refer-

ence (activate r40). 8=alarm function when closed. 9=alarm

function when open. 10=case cleaning (pulse pressure).

11=forced cooling at hot gas defrost.). 12=coordinated defrost)

o37 0 12 0

Conﬁguration of light function (relay 4)

1=ON during day operation. 2=ON / OFF via data communica-

tion. 3=ON follows the DI-function, when DI is selected to door

function or to door alarm

o38 1 3 1

Activation of light relay (only if o38=2) o39 OFF ON OFF

Rail heat On time during day operations o41 0% 100% 0

Rail heat On time during night operations o42 0% 100% 0

Rail heat period time (On time + Oﬀ time) o43 6 min 60 min 10 min

Case cleaning. 0=no case cleaning. 1=Fans only. 2=All output

Oﬀ.

*** o46 0 2 0

Selection of EL diagram. See overview page 2 * o61* 1 10 1

Download a set of predetermined settings. See overview

previous page.

* o62* 0 6 0

Access code 2 (partly access) *** o64 0 100 0

Save the controllers present settings to the programming key.

Select your own number.

o65 0 25 0

Load a set of settings from the programming key (previously

saved via o65 function)

o66 0 25 0

Replace the controllers factory settings with the present set-

tings

o67 OFF On OFF

Service

Status codes are shown on page 8 S0-S33

Temperature measured with S5 sensor *** u09

Status on DI1 input. on/1=closed u10

Temperature measured with S3 sensor *** u12

Status on night operation (on or oﬀ) 1=closed *** u13

Temperature measured with S4 sensor *** u16

Thermostat temperature u17

Read the present regulation reference u28

Status on DI2 output. on/1=closed u37

Temperature shown on display u56

Measured temperature for alarm thermostat u57

Status on relay for cooling ** u58

Status on relay for fan ** u59

Status on relay for defrost ** u60

Status on relay for railheat ** u61

Status on relay for alarm ** u62

Status on relay for light ** u63

Status on relay for valve in suction line ** u64

Status on relay for compressor 2 ** u67

AK-CC 250 - 115 V Instructions RI8MF153 © Danfoss 08/2010 5

Fault code display Alarm code display Status code display

E 1 Fault in controller A 1 High temperature alarm S0 Regulating

E 6 Change battery + check clock A 2 Low temperature alarm S 1 Waiting for end of the coordinated defrost

E 25 S3 sensor error A 4 Door alarm S 2 ON-time Compressor

E 26 S4 sensor error A 5 Max. Hold time S 3 OFF-time Compressor

E 27 S5 sensor error A 15 DI 1 alarm S 4 Drip-oﬀ time

A 16 DI 2 alarm S 10 Refrigeration stopped by main switch

A 45 Standby mode S 11 Refrigeration stopped by thermostat

A 59 Case cleaning S 14 Defrost sequence. Defrosting

A 60 HACCP alarm S 15 Defrost sequence. Fan delay

S 17 Door open (open DI input)

S 20 Emergency cooling

S 25 Manual control of outputs

S 29 Case cleaning

S 30 Forced cooling

S 32 Delay of output at start-up

S33 Heat function r36 is active

non The defrost temperature cannot be dis-

played. There is stop based on time

-d- Defrost in progress

PS Password required

The buttons

Set menu

1. Push the upper button until a parameter

r01 is shown

2. Push the upper or the lower button and

ﬁnd that parameter you want to change

3. Push the middle button until the

parameter value is shown

4. Push the upper or the lower button and

select the new value

5. Push the middle button again to enter

the value.

Cutout alarm relay / receipt alarm/see alarm

code

• Push short the upper button

Set temperature

1. Push the middle button until the

temperature value is shown

2. Push the upper or the lower button and

select the new value

3. Push the middle button to select the

setting.

Reading the temperature at defrost sensor

• Push briey the lower button

Manuel start or stop of a defrost

• Push the lower button for four seconds.

See HACCP registration

1. Give the middle button a long push until

h01 appears

2. Select required h01-h10

3. See value by giving the middle button a

short push

LED

Light emitting diode

= refrigeration

= defrost

= fan running

Flashes fast at alarm

HACCP

HACCP function is active

6 Instructions RI8MF153 © Danfoss 08/2010 AK-CC 250 - 115 V

Parameters EL-diagram number (page 2)

Min.-

value

Max.-

value

Factory

setting

Actual

setting

Function Codes 1 2 3 4 5 6 7 8 9 10

Normal operation

Temperature (set point) --- -58.0°F 122.0°F 36.0°F

Thermostat

Diﬀerential *** r01 0°F 36.0°F 36.0°F

Max. limitation of setpoint setting *** r02 -56.0°F 122°F 122°F

Min. limitation of setpoint setting *** r03 -58.0°F 120°F -58.0°F

Adjustment of temperature indication r04 -4.0°F 68.0°F 32.0°F

Temperature unit (°C/°F) r05 °C °F °F

Correction of the signal from S4 r09 -18.0°F +18.0°F 0.0°F

Correction of the signal from S3 r10 -18.0°F +18.0°F 0.0°F

Manual service, stop regulation, start regulation (-1, 0, 1) r12 -1 1 0

Displacement of reference during night operation r13 -18.0°F +18.0°F 0.0°F

Deﬁnition and weighting, if applicable, of thermostat sensors

- S4% (100%=S4, 0%=S3)

r15 0% 100% 100%

The heating function is started a number of degrees below the

thermostats cutout temperature

r36 -27.0°F -5.0°F -22.0°F

Activation of reference displacement r40 r39 OFF ON OFF

Value of reference displacement (activate via r39 or DI) r40 -90.0°F 90.0°F 0.0°F

Alarm

Delay for temperature alarm A03 0 min 240 min 30 min

Delay for door alarm *** A04 0 min 240 min 60 min

Delay for temperature alarm after defrost A12 0 min 240 min 90 min

High alarm limit *** A13 -58.0°F 122.0°F 46.0°F

Low alarm limit *** A14 -58.0°F 122.0°F -22.0°F

Alarm delay DI1 A27 0 min 240 min 30 min

Alarm delay DI2 A28 0 min 240 min 30 min

Signal for alarm thermostat. S4% (100%=S4, 0%=S3) A36 0% 100% 100%

Compressor

Min. ON-time c01 0 min 30 min 0 min

Min. OFF-time c02 0 min 30 min 0 min

Time delay for cutin of comp.2 c05 0 sec 999 sec 0 sec

Compressor relay 1 must cutin and out inversely

(NC-function)

c30 0

OFF

Defrost

Defrost method (none/EL/GAS/BRINE) d01 no bri EL

Defrost stop temperature d02 32.0°F 77.0°F 43.0°F

Interval between defrost starts d03 0 hours 48 hours 8 hours

Max. defrost duration d04 0 min 180 min 45 min

Displacement of time on cutin of defrost at start-up d05 0 min 240 min 0 min

Drip oﬀ time d06 0 min 60 min 0 min

Delay for fan start after defrost d07 0 min 60 min 0 min

Fan start temperature d08 5.0°F 32.0°F 23.0°F

Fan cutin during defrost

0: Stopped

1: Running

2: Running during pump down and defrost

d09 0 2 1

Defrost sensor (0=time, 1=S5, 2=S4) d10 0 2 0

Pump down delay d16 0 min 60 min 0 min

Drain delay d17 0 min 60 min 0 min

Max. aggregate refrigeration time between two defrosts d18 0 hours 48 hours 0 hours

Defrost on demand - S5 temperature’s permitted variation dur-

ing frost build-up. On central plant choose 20 K (=oﬀ)

d19 0°F 36.0°F 36.0° F

Delay of hot gas injection d23 0 min 60 min 0 min

Fan

Fan stop at cutout compressor F01 no yes no

Delay of fan stop F02 0 min 30 min 0 min

Fan stop temperature (S5) F04 -58.0°F 122.0°F 122.0°F

Auxiliary table for settings

(quick-setup)

Case Room

Defrost

stop on

time

Defrost stop

on S5

Defrost

stop on

time

Defrost stop

on S5

Preset settings (o62) 1 2 3 4 5 6

Temperature (SP)

39°F 36°F -11°F 43°F 37°F -8°F

Max. temp. setting (r02)

43°F 39°F -8°F 46°F 41°F -4°F

Min. temp. setting (r03)

36°F 32°F -15°F 39°F 34°F -11°F

Sensor signal for thermostat. S4% (r15)

100% 0%

Alarm limit high (A13)

50°F 46°F 5°F 50°F 46°F 5°F

Alarm limit low (A14)

23°F 23°F -22°F 32°F 32°F -22°F

Sensor signal for alarm funct.S4% (A36)

100% 0%

Interval between defrost (d03)

6 h 6h 12h 8h 8h 12h

Defrost sensor: 0=time, 1=S5, 2=S4 (d10)

0 1 1 0 1 1

DI1 conﬁg. (o02)

Case cleaning =10 Door function =3

Sensor signal for display view S4% (017)

100% 0%

Array 1-6: The settings in the grey ﬁelds will be changed

English (° F)

Setting:

1 Open parameter r12 and stop the regulation

2 Select electric connection based on the draw-

ings on page 2

3 Open parameter o61 and set the electric con-

nection number in it

4 Now select one of the preset settings from the

table on the right-hand side

5 Open parameter o62 and set the number for

the array of presettings

6 Open parameter r12 and start the regulation

7 Go through the survey of factory settings.

Make any necessary changes in the respective

parameters.

8 For network.

a. Set the address in o03

b. Start scan function in the system unit.

SW = 2.2x

1 2 3 4 5 6 7 8 9 10

HACCP

Actual temperature measurement for the HACCP function h01

Last registered peak temperature h10

Selection of function and sensor for the HACCP function. 0 = no

HACCP function. 1 = S4 used (maybe also S3). 2 = S5 used

h11 0 2 0

Alarm limit for the HACCP function h12 -58.0°F 122.0°F 46.0°F

Time delay for the HACCP alarm h13 0 min. 240 min. 30 min.

Select signal for the HACCP function. S4% (100% = S4, 0% = S3) h14 0% 100% 100%

Real time clock

Six start times for defrost.

Setting of hours.

0=OFF

t01-t06 0 hours 23 hours 0 hours

Six start times for defrost.

Setting of minutes.

0=OFF

t11-t16 0 min 59 min 0 min

Clock - Setting of hours *** t07 0 hours 23 hours 0 hours

Clock - Setting of minute *** t08 0 min 59 min 0 min

Clock - Setting of date *** t45 1 31 1

Clock - Setting of month *** t46 1 12 1

Clock - Setting of year *** t47 0 99 0

Miscellaneous

Delay of output signals after start-up o01 0 s 600 s 5 s

Input signal on DI1. Function:

0=not used. 1=status on DI1. 2=door function with alarm when

open. 3=door alarm when open. 4=defrost start (pulse-pres-

sure). 5=ext.main switch. 6=night operation 7=change refer-

ence (activate r40). 8=alarm function when closed. 9=alarm

function when open. 10=case cleaning (pulse pressure).

11=forced cooling at hot gas defrost.

o02 1 11 0

Network address o03 0 240 0

Access code 1 (all settings) o05 0 100 0

Used sensor type (Pt /PTC/NTC) o06 Pt ntc Pt

Display step = 0.5 (normal 0.1 at Pt sensor) o15 no yes no

Max hold time after coordinated defrost o16 0 min 60 min 20

Select signal for display view. S4% (100%=S4, 0%=S3) o17 0% 100% 100%

Input signal on DI2. Function:

(0=not used. 1=status on DI2. 2=door function with alarm when

open. 3=door alarm when open. 4=defrost start (pulse-pres-

sure). 5=ext. main switch 6=night operation 7=change refer-

ence (activate r40). 8=alarm function when closed. 9=alarm

function when open. 10=case cleaning (pulse pressure).

11=forced cooling at hot gas defrost.). 12=coordinated defrost)

o37 0 12 0

Conﬁguration of light function (relay 4)

1=ON during night operation. 2=ON / OFF via data communica-

tion. 3=ON follows the DI-function, when DI is selected to door

function or to door alarm

o38 1 3 1

Activation of light relay (only if o38=2) o39 OFF ON OFF

Rail heat On time during day operations o41 0% 100% 0

Rail heat On time during night operations o42 0% 100% 0

Rail heat period time (On time + Oﬀ time) o43 6 min 60 min 10 min

Case cleaning. 0=no case cleaning. 1=Fans only. 2=All output

Oﬀ.

*** o46 0 2 0

Selection of EL diagram. See overview page 2 * o61* 1 10 1

Download a set of predetermined settings. See overview

previous page.

* o62* 0 6 0

Access code 2 (partly access) *** o64 0 100 0

Save the controllers present settings to the programming key.

Select your own number.

o65 0 25 0

Load a set of settings from the programming key (previously

saved via o65 function)

o66* 0 25 0

Replace the controllers factory settings with the present set-

tings

o67 OFF On OFF

Service

Status codes are shown on page 8 S0-S33

Temperature measured with S5 sensor *** u09

Status on DI1 input. on/1=closed u10

Temperature measured with S3 sensor *** u12

Status on night operation (on or oﬀ) 1=closed *** u13

Temperature measured with S4 sensor *** u16

Thermostat temperature u17

Read the present regulation reference u28

Status on DI2 output. on/1=closed u37

Temperature shown on display u56

Measured temperature for alarm thermostat u57

Status on relay for cooling ** u58

Status on relay for fan ** u59

Status on relay for defrost ** u60

Status on relay for railheat ** u61

Status on relay for alarm ** u62

Status on relay for light ** u63

Status on relay for valve in suction line ** u64

Status on relay for compressor 2 ** u67

*) Can only be set when regulation is stopped (r12=0)

**) Can be controlled manually, but only when r12=-1

***) With access code 2 the access to these menus will be limited

Factory settings are indicated for standard units. Other code numbers have customized set-

tings.

Fault code display Alarm code display Status code display

E 1 Fault in controller A 1 High temperature alarm S0 Regulating

E 6 Change battery + check clock A 2 Low temperature alarm S 1 Waiting for end of the coordinated defrost

E 25 S3 sensor error A 4 Door alarm S 2 ON-time Compressor

E 26 S4 sensor error A 5 Max. Hold time S 3 OFF-time Compressor

E 27 S5 sensor error A 15 DI 1 alarm S 4 Drip-oﬀ time

A 16 DI 2 alarm S 10 Refrigeration stopped by main switch

A 45 Standby mode S 11 Refrigeration stopped by thermostat

A 59 Case cleaning S 14 Defrost sequence. Defrosting

A 60 HACCP alarm S 15 Defrost sequence. Fan delay

S 17 Door open (open DI input)

S 20 Emergency cooling

S 25 Manual control of outputs

S 29 Case cleaning

S 30 Forced cooling

S 32 Delay of output at start-up

S33 Heat function r36 is active

non The defrost temperature cannot be dis-

played. There is stop based on time

-d- Defrost in progress

PS Password required

The buttons

Set menu

1. Push the upper button until a parameter

r01 is shown

2. Push the upper or the lower button and

ﬁnd that parameter you want to change

3. Push the middle button until the

parameter value is shown

4. Push the upper or the lower button and

select the new value

5. Push the middle button again to enter

the value.

Cutout alarm relay / receipt alarm/see alarm

code

• Push short the upper button

Set temperature

1. Push the middle button until the

temperature value is shown

2. Push the upper or the lower button and

select the new value

3. Push the middle button to select the

setting.

Reading the temperature at defrost sensor

• Push briey the lower button

Manuel start or stop of a defrost

• Push the lower button for four seconds.

See HACCP registration

1. Give the middle button a long push until

h01 appears

2. Select required h01-h10

3. See value by giving the middle button a

short push

LED

Light emitting diode

= refrigeration

= defrost

= fan running

Flashes fast at alarm

HACCP

HACCP function is active

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Danfoss AK-CC 250 (115V Installation guide

Brand: Danfoss

Model: AK-CC 250 (115V

Type: Installation guide

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